[Code of Federal Regulations] [Title 9, Volume 1] [Revised as of January 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 9CFR3.27] [Page 60] TITLE 9--ANIMALS AND ANIMAL PRODUCTS CHAPTER I--ANIMAL AND PLANT HEALTH INSPECTION SERVICE, DEPARTMENT OF AGRICULTURE PART 3--STANDARDS--Table of Contents Subpart B--Specifications for the Humane Handling, Care, Treatment, and Transportation of Guinea Pigs and Hamsters Sec. 3.27 Facilities, outdoor. (a) Hamsters shall not be housed in outdoor facilities. (b) Guinea pigs shall not be housed in outdoor facilities unless such facilities are located in an appropriate climate and prior approval for such outdoor housing is obtained from the Deputy Administrator.